Few people know that in the Xindu District of Chengdu, there is a very famous grapefruit producing area. The grapefruit produced in this producing area has won several national high quality medals as early as 10 years ago. In 2004, Mr. Robert A. Mundell, the Nobel Prize winner in economics and the famous economist of the "Father of the Euro," led the EU economic delegation to visit the grapefruit producing area in Xindu District of Chengdu; in 2005, The grapefruit variety has been certified as a green food. It is the Xindu grapefruit in Xindu District of Chengdu———
Xindu grapefruit is a variety of Chengdu Xindu District. There are two sub-categories: No. 1 pomelo and No. 2 pomelo, which are cultivated in Banzhuyuan Town, Xindu District, Chengdu. The No. 2 grapefruit is most popular among consumers. Each year Xinduyou has been ordered out of the market in the future, which is one of the reasons why it sells very little in the market.
One reasonable planting?
1. The requirements and requirements of the orchard land require good physical structure of the soil. The soil layer is rich, fertile, drained, breathable and has good water retention; the groundwater level is low and the rainy season is not blind; the humus content of the cultivated layer of the soil is high, and the content requirements are high. 3-5%.
Second, the requirements and selection of fruit seedlings need to use good mother tree shoots as scion grafted fruit seedlings, but also with soil seedlings without pests and diseases.
Third, planting specifications No. 1 grapefruit general acres of planting 50, spacing 3.3 meters, 4 meters, 2 grapefruit acres planting 60, spacing 3.3 meters 3.3 meters.
Fourth, planting time is appropriate in spring and autumn, especially in autumn. Spring is planted before and after the beginning of spring to rain; autumn is planted from mid-September to the end of October.
Fifth, digging nests requires digging large nests in order to achieve soil improvement. The width of the nest is 1 meter deep. After the nest is dug, the mature soil, green manure and compost will be filled in. The layer of fertilizer will be filled with layers of soil and the pile will rise above the ground.
Sixth, planting The upper soil in the nest will be loosened, 15 kg of decomposed compost, 1.2 kg of phosphate fertilizer, and 0.6 kg of potash will be fully mixed and pressed, and then covered with a layer of fine soil. To dig a small nest in the colonization nest, the size of the soil group with soil seedlings should be generally sized, and then the seedlings should be placed on top so that they stand upright, sparsely develop the root system, and cover the fine soil. Those who have conditions can use green manure or straw to cover the tree trays to maintain temperature and humidity, which is conducive to survival. After 20-30 days of recovery, fertilize once every 10-15 days to promote growth, and pay attention to regular pest control, remove adventitious buds and leggy shoots in time, and cultivate good canopies.
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